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COMP: Keep GeodesicActiveContour example working on ITK 5.4 and 6.0 #476

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Merged
hjmjohnson merged 2 commits into from
Sep 2, 2026
Merged

COMP: Keep GeodesicActiveContour example working on ITK 5.4 and 6.0 #476

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d31eb56
STYLE: Break the gersemi / end-of-file-fixer deadlock on empty CMakeL…
hjmjohnson Sep 2, 2026
bdc606e
COMP: Select the LevelSetNode container index type at runtime
hjmjohnson Sep 2, 2026
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3 changes: 2 additions & 1 deletion src/External/CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -1 +1,2 @@

# No examples in this category yet; this file exists because
# src/CMakeLists.txt calls add_subdirectory(External).
47 changes: 30 additions & 17 deletions src/Filtering/AnisotropicSmoothing/ComputeCurvatureAnisotropicDiffusion/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -2,45 +2,58 @@ cmake_minimum_required(VERSION 3.22.1)

set(input_image ${CMAKE_CURRENT_BINARY_DIR}/BrainProtonDensitySlice.png)
set(output_image Output.png)
set(test_options 5 0.125 3.0)
set(
test_options
5
0.125
3.0
)

project(ComputeCurvatureAnisotropicDiffusion)

find_package(ITK REQUIRED)
itk_generate_factory_registration()

add_executable(${PROJECT_NAME} Code.cxx)
target_link_libraries(${PROJECT_NAME}
target_link_libraries(
${PROJECT_NAME}
PRIVATE
ITK::ITKImageIO
ITK::ITKAnisotropicSmoothingModule
ITK::ITKImageIntensityModule
)

install(TARGETS ${PROJECT_NAME}
install(
TARGETS
${PROJECT_NAME}
DESTINATION bin/ITKSphinxExamples/Filtering/AnisotropicSmoothing
COMPONENT Runtime
)
)

install(FILES Code.cxx CMakeLists.txt Code.py
DESTINATION share/ITKSphinxExamples/Code/Filtering/AnisotropicSmoothing/ComputeCurvatureAnisotropicDiffusion
install(
FILES
Code.cxx
CMakeLists.txt
Code.py
DESTINATION
share/ITKSphinxExamples/Code/Filtering/AnisotropicSmoothing/ComputeCurvatureAnisotropicDiffusion
COMPONENT Code
)

enable_testing()
add_test(NAME ComputeCurvatureAnisotropicDiffusionTest
COMMAND ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${PROJECT_NAME}
${input_image}
${output_image}
${test_options}
add_test(
NAME ComputeCurvatureAnisotropicDiffusionTest
COMMAND
${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${PROJECT_NAME} ${input_image}
${output_image} ${test_options}
)

if(ITK_WRAP_PYTHON)
string(REPLACE . "Python." output_image "${output_image}")
add_test(NAME ComputeCurvatureAnisotropicDiffusionTestPython
COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Code.py
${input_image}
${output_image}
${test_options}
)
add_test(
NAME ComputeCurvatureAnisotropicDiffusionTestPython
COMMAND
${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Code.py ${input_image}
${output_image} ${test_options}
)
endif()
3 changes: 2 additions & 1 deletion src/GPU/CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -1 +1,2 @@

# No examples in this category yet; this file exists because
# src/CMakeLists.txt calls add_subdirectory(GPU).
10 changes: 8 additions & 2 deletions src/Segmentation/LevelSets/SegmentWithGeodesicActiveContourLevelSet/Code.py
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Expand Up @@ -99,11 +99,17 @@
seedPosition[0] = args.seed_x
seedPosition[1] = args.seed_y

node = itk.LevelSetNode[InputPixelType, Dimension]()
NodeType = itk.LevelSetNode[InputPixelType, Dimension]

node = NodeType()
node.SetValue(seedValue)
node.SetIndex(seedPosition)

seeds = itk.VectorContainer[itk.UI, itk.LevelSetNode[InputPixelType, Dimension]].New()
try:
NodeContainer = itk.VectorContainer[itk.IT, NodeType] # ITK >= 6.0
except TypeError:
NodeContainer = itk.VectorContainer[itk.UI, NodeType] # ITK <= 5.4
seeds = NodeContainer.New()
seeds.Initialize()
seeds.InsertElement(0, node)

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